SEA92LA185

1992-08-21 · BILLINGS, Montana, United States · None · 1 aircraft · Status: Completed

Airport BIL

Aircraft involved

N78BS SCHAKNOWSKI DYKE DELTA JD-2 None

Probable cause & findings

FATIGUE OF THE LEFT MAIN LANDING GEAR AXLE.

Factual narrative

UPON TOUCHDOWN THE AIRCRAFT'S LEFT MAIN LANDING GEAR SEPARATED. THE PILOT REPORTED THAT THE LANDING WAS NOT HARD AND WAS FREE OF SIDE LOADS. FAA EXAMINATION OF THE SEPARATED WHEEL ASSEMBLY FOLLOWING THE ACCIDENT REVEALED THAT THE LEFT MAIN LANDING GEAR AXLE HAD SEPARATED ALLOWING THE WHEEL TO DISENGAGE FOLLOWED BY THE SEPARATION OF THE STRUT. FURTHER EXAMINATION OF THE LEFT WHEEL AXLE REVEALED A PRE-EXISTING CRACK CONSISTENT WITH FATIGUE. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1992_SEA92LA185.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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